<html>
<head>
    <style>
        *, *::before, *::after { box-sizing: inherit; padding: 0; margin: 0; } html { box-sizing: border-box; }
        body{font-family: "Microsoft Yahei";padding:200px;}

        .title{font-weight:bold;border-bottom: 2px solid #eee;}
        .title>span{color:#fff;background:#555;padding:6px 18px;display: inline-block;position: relative;font-size: 18px;letter-spacing: 1px;font-family: "Microsoft Yahei";}
        .title>span::before, .title>span::after {content: '';position: absolute;
            right: -15px;
            top: 0;
            border-bottom: 36px solid #555;
            border-right: 10px solid transparent;
            width: 15px;
        }.title>span::after {z-index: -1;
            right: -30px;
            top: 5px;
            border-bottom: 32px solid #e6e6e6;
            width: 30px;
        }
        .row, .row_bold{display:flex;justify-content:space-between;margin:12px 0;}
        .row_bold{margin:15px 0;}
        .row_bold>span:first-child{font-size: 17px;font-weight: bold;}
        ul{margin-left:20px;}li{margin:8px 0;}
    </style>
</head>
<body>
    <div class="title"><span>测试开发</span></div>
    <div class="row_bold"><span>左边</span><span>右边</span></div>
    <div class="row"><span>左边</span><span>右边</span></div>
    <ul>
        <li>条目一</li>
        <li>条目二</li>
    </ul>
</body>
</html>
